$QLD vs $TECL: Weighing 2x Nasdaq-100 Exposure Against 3x Technology Sector Leverage ProShares Ultra QQQ (QLD) delivers 2x daily exposure to the Nasdaq-100 Index, while Direxion Daily Technology Bull 3X Shares (TECL) provides 3x daily exposure to the narrower Technology Select Sector Index. Both ETFs employ daily-reset leveraged strategies using swaps and derivatives, making them suitable primarily for short-term trading rather than long-term holding due to compounding effects.